SX
™
Service and Maintenance Manual 3-29 960714-02B © 2007 I2407
SECTION 3 – COMPONENT REPAIR
ELECTRICAL COMPONENTS
AROMAT PLC BATTERY (con’t)
6. Remove the battery cover by lifting the edge of the
cover and remove the cover (Figure 3-79).
7. Remove replacement battery from any packaging.
Note: To avoid losing any data, connect the new
battery to the PLC within 30 seconds of
disconnecting the old one.
8. Disconnect old PLC battery wiring plug (Figure 3-
80).
9. Install the new battery and connect the wiring plug.
Note: the plug is keyed and can only be installed
in the correct orientation.
10. Snap the battery cover back into place.
11. Install the PLC onto the din rail.
12. Reconnect the touch screen communications
cable and the power wiring (Figure 3-81).
13. Replace Frame Cover; there are six screws with
locking washers to replace.
Figure 3-80. PLC Battery Connector
Battery
Plug
Figure 3-79. PLC Battery Location
Battery
Cover
Figure 3-81. PLC Connections
PLC
Power
Display